Google Cloud

Google Cloud Certified – Professional Data Engineer

PR000258
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Become a certified Professional Data Engineer with exam code PR000258 to validate your data engineering skills in Google Cloud.

486 questions 0 views Free
Start Mock Test Timed · Full-length · Scored

Questions 201–210 of 486

Q201

You are configuring a template for Cloud Functions to process events. What happens if you incorrectly define the trigger?

  • A Function runs successfully
  • B Function will not execute
  • C Function executes with errors
  • D Function triggers too often
Explanation An incorrect trigger means the function never runs, while other options incorrectly suggest execution.
Q202

Which Google Cloud service is best for real-time analytics?

  • A BigQuery
  • B Cloud Pub/Sub
  • C Dataflow
  • D Cloud Storage
Explanation Dataflow is optimized for real-time stream processing, while BigQuery is more for batch analytics.
Q203

A company needs to store unstructured data at scale. Which option is most suitable?

  • A Cloud SQL
  • B Cloud Spanner
  • C Cloud Firestore
  • D Cloud Storage
Explanation Cloud Storage is designed for scalable unstructured data, unlike SQL-based storage options.
Q204

What happens when you enable Cloud Run concurrency with value 1?

  • A One request at a time
  • B Multiple requests handled simultaneously
  • C Always scales to zero
  • D Increased resource usage
Explanation Setting concurrency to 1 allows only one request to process at a time, ensuring dedicated resources per request.
Q205

Which service is best for real-time data processing?

  • A Cloud Pub/Sub
  • B Cloud Storage
  • C BigQuery
  • D Cloud Functions
Explanation Cloud Pub/Sub is designed for real-time messaging, while others serve different purposes.
Q206

A company needs a data warehouse for analytics. Which Google Cloud product should they use?

  • A Cloud SQL
  • B BigQuery
  • C Cloud Spanner
  • D Firestore
Explanation BigQuery is specifically built for data warehousing and analytics.
Q207

What happens when you apply a retention policy to a Cloud Storage bucket?

  • A Files are deleted immediately.
  • B Files are archived permanently.
  • C Files are deleted after a set period.
  • D No files can be uploaded.
Explanation A retention policy deletes files after a specified retention duration.
Q208

Which Google Cloud service is specifically designed for managing real-time analytics on streaming data?

  • A Dataflow
  • B BigQuery
  • C Cloud Storage
  • D Cloud Functions
Explanation Dataflow excels at processing streaming data, while BigQuery is optimized for large datasets using batch processing.
Q209

A company needs to run workloads requiring the lowest latency possible. Which Google Cloud storage option should they select?

  • A Cloud Storage Standard
  • B Persistent Disk
  • C Nearline Storage
  • D Coldline Storage
Explanation Persistent Disk provides low-latency access compared to options like Coldline Storage, which is optimized for infrequent access.
Q210

You are configuring a Cloud Pub/Sub topic to ensure messages are delivered at least once. What setting should be adjusted?

  • A Message Retention Duration
  • B Subscription Acknowledgment Deadline
  • C Publish Rate Limit
  • D Message Filtering
Explanation Adjusting the acknowledgment deadline ensures messages are re-delivered if not acknowledged.